Some standard content:
1C5 73.100.01
Machinery Industry Standard of the People's Republic of China
JB/T9043.1-1999
ZKPlanetary Gear Reducer
ZKTypeplanetarygearreducer
1999-06-28Release
National Machinery Industry Bureau
2000-01-01Implementation
JB/T9043.1—1999
Reference standard slide
Type. Size
Basic parameters
5Technical requirements
6Testing and inspection specifications
? Marking, packaging, and the ability and selection of the non-cutting element A (standard annex) of the reduction belt JR.T 9043.1-1999 This standard is a revision of the 2BJ15018-89%K line gear reducer. During the revision, the original standard was comprehensively revised, and the six technical requirements did not change. From the date of implementation, the 2008:9 annex A of this standard is a legal change of the standard. This standard was proposed and approved by the National Mining Standardization Technical Committee. The responsible drafting unit of this standard: CITIC Machinery Company. The founders of this standard are: Bi Hua, Chao Jiu, Tao Jie, Yan Xianjiao, Guo Ming, 11
Machinery Industry Standard of the People's Republic of China
ZK Planetary Gear Reducer
zk Type planetary gear reducerJR/T 9043.1—1999
11889
This standard specifies the type and performance of special-purpose reducers, technical requirements, test methods and verification methods, installation, transportation and storage.
This standard is mainly applicable to reducers used in mining and production machinery, and is used in reducers in mining, metallurgy, water resources, materials, energy and chemical industry.
2 Referenced standards
The provisions contained in the following standards shall be the same as those in this standard. When the standards are published, the versions shown are valid. All standards shall be reviewed and the parties responsible for using this standard shall explore the possibility of using the latest versions of the following standards. 8:184—[996
GB. 13561988
GB.T [357—1988
GB.T 5903.1995
GR.T 9459[988
GR.T10095[988
Shape profit tolerance without tolerance value
Zhejiang and mesh gear tooth
Involute mesh gear number
T. Industry closed gear oil
Casting iron
Disconnection circle gear accuracy
Main mechanical application technology parts removal
JR.T 5M.:2
3 Types and dimensions
3.1 The speed reducers are divided into single-stage transmission (ZKD), single-stage limited transmission (ZXP) and two-stage transmission (2K1.). 3.1 ZK type speed reducer dimensions Figure 1, table · National Machinery Industry Bureau 1999-06,28 standard 200-01-01 Implementation
JB/T9)43,1-199
Outline size change center height
ZKP type alkali speed reducer assembly form and outline dimensions see Figure 2. Table 2.140
18/2G0
29RAGO
339/340
398/400
438/440
125:230
18 0:335
2u0/375
240/449
2212-2244
2960-3010
4764-4871
6171-6537
1c300~10500
16842-1 7165
2716827223
JB/T 943:1-1999
Maopinshike
Overall dimensions and center distance
421×1
44.9×12.4
721-23
198:2(
238/24
298/30M!
338/340
398:400
125/230
240375
243:440
247 5-2526
3390-343G
5382--5505
7112-·7667
11620-11700
19390-19634
2850--28629
January 9043.1—1999
3.1.3ZKL type reducer outer dimensions Figure 3. Table 34xa
136
Outer dimensions and center height
51 × 14 | | tt | | 238/240 | ||24B2~2521
3454-3565|| tt||7385-5519
6742-7115
1129011488
[8957--19226
27196-27330
3.2 Models and examples
3.2.1 Models and examples
Grade and grade gear adapter:
Single split deep-growing planetary gear reducer:
3. 2. 2
JB/T943,—1999
Nominal transmission ratio
Both seat number (indicated by [-?]
Grade (indicates single stage: 1. Indicates two wrinkles) hoisting planetary gear speed etc.
Nominal transmission ratio
Assembly type (indicated by Roman letters
Frame number (1-7)
Grade [P table grade depth]
Motor reducer for motor hoist
a" No. 4 frame, two-stage reduction, transmission ratio = 20 motor reducer for motor hoist is expressed as: ZKL.4 - 2
b) No. 4 machine sense, single-stage derivative, transmission ratio of 11.2, usually II assembly type and is used for elevators. The gear reduction table is small for ZKP4-I-1.2
Basic number
4.1 Part and public you transmission efficiency ratio
4.1.1 ZKD type reducer ten center moments shall comply with the provisions of Table 4, Table 4
Center West
190.199.778, z54,2811,288,426:, 10,,378,427,441,485.5044.1.27 KP type reducer center distance i shall comply with the provisions of clothing 5 bag 5
ZKP type
high speed wave
250.300.355;410, 474,532,6004.1.32KI.Deceleration latent center distance shall comply with the specified center in Table 6
1.141.228.211.280.298,320,33036. 378,427.41 488, 504
ZKL type
JD/T9043.1—1999
and speed level
(258)
160,163.185.192.225,233,
260,(267),7U,(285),,31216, 35t. 375, 390
1 This part is only applicable to ZKL3A type,
4.1.1 The nominal transmission ratio of the reducer meets the requirements of Table 7, the attenuation
biased reverse
190,1$5,228,2.4.280,288,(300)320,330,366. 378, 427,441,488. 5u4Y
Nominal gear ratio
1!1316,13,2,22.4.25.28.31.5 The relative error between the actual transmission ratio of the reducer and the nominal transmission ratio 4.2.1 ZKD type reducer is less than 3%
4.2.2ZKP type, 7.K[. type reducer is not +4% 11.2
4.3 Gear module is in accordance with the provisions of B/1357. The gear module selected in this standard is in accordance with S, Table 8
4.4 Gear tooth size should comply with the provisions of 0B/『1356. 4.5 Step wheel tooth width coefficient 5
Where: 3 From the center of the gear, mm:
6 Gear micrometer, mm
Total, continuous Planetary transmission support is wheel -0.45: flat shaft transmission gear 0.6:
low reverse gear transmission with wheel 6=8
4.6 number of planetary gears: increase =3
5 technical requirements
5.1 technical requirements
b,-5/a
5.1.1 The reducer shall comply with the requirements of this standard and shall be modified according to the specifications and documents. 5.1.2 deceleration efficiency: single stage is not allowed to exceed 9 8%, single stage temperature 4. and double efficiency not less than +96%. 5.1.3 High speed shaft speed is not more than 10001min6
JB door 9043.1—1999
5.1.4 Reducer.1 The working environment temperature is -40-43. When it is lower than 8T, a heating device needs to be added. When it is higher than 35, a cooling device needs to be installed. 53 The speed reducer is used for both forward and reverse operation. 5.1.6 When the speed reducer is loaded and running, the temperature rise of the lubricating oil in the box shall not be higher than 35: The temperature rise of the shaft assembly shall not exceed 40℃. 5.1.7 The noise level of the reducer during load operation shall not exceed 85dB(A), and the noise level of the reducer shall not exceed 0.2mLms. 5.1. Before the reducer is installed or shut down for 4 hours, it must be put into operation under certain load conditions. Only after confirming that the noise level, vibration and lubrication are normal can it be loaded and used.
5.2 Technical requirements for the manufacture of main components
6.2.1 Machine body, machine
5. 2.1.1、The machine body and machine cover are lower than the HT200 performance requirements specified in GRT9439. 5.2.1.2 The machine body and machine cover are equipped with a bottom piece of aging wire. 5.2.1.3 The machine body, frame, machine gear and the interconnected parts and bearings, the machine of the internal gear matching holes! T error rate: a) The end of the internal gear shoulder is driven according to the 7th grade of T10095, and the tolerance value should be specified in Table 9: Table 9
Selection
6 Cotton value
7 level play tolerance value
-125-400
400-800
h1 The end face vertical tolerance value of the auxiliary hole baffle shall be in accordance with the provisions of Table 10; Table 10
Vertical tolerance
>43-63
>63-100
>10G~160
>160~250
>800~15 03
>256-400
5400-630
>1600-250m
63-1000
The axiality, circular runout and total runout of each hole of the machine, frame and machine tool shall be in accordance with the 6-grade screening of GB/TI184: the same degree, circular runout and total runout of the end hole shall be in accordance with the 7-grade accuracy of BT11 inclined 4, and the tolerance value shall be in accordance with the current regulations in the table: Table
Precision version
Main mathematical number DL
Tolerance
>56-1zu
>12[-250
>snml-800
>800-12.50
>1250-2000
The sub-limit deviation ± of the center of 7KP auxiliary bearing hole shall comply with the provisions of grade 6 section of /T10095. The tolerance value is matched with the table:
Table 12
Pre-limit difference.
>120-[RO
>180-250
>250~315
>315--400
5.2.1.57KPXi axis parallelism of hole axis is measured at bearing span L1,>406-·500
>500-630
>630-8G0
Flatness tolerance in X oil line direction:
Flatness tolerance in Y beat line direction:
JI/T 9043.1-1999
In the formula:, shall comply with the 6 numerical values specified in GT10095, and the tolerance values are shown in Table 13; [Axle-to-axle distance, mm:
---wheel angle, mm,
Institute code
>40-100
5.2.1.6 The body and cover of the machine are not allowed to fall into the pool
5.2.2 Turntable (travel rack)
And the height
>1D0-160
>160-25D
>250 -400
General-grade turntables are made of 2G40r or mechanical frame: other materials, other turntables are made of 2 core 35rM core or random blocks 5.2.2, 1
The material with the performance not lower than 1, the plate performance should meet the requirements of Table 14: Table 4
Mechanical properties
2.G3.5C.Mo
zG4ncr
5. 2. 2. 2
Feng: 4
Heat treatment
: The deviation of the individual wheel blades is calculated by the following formula 3va
Center distance, mm
Planet shaft hole distance difference, mountain m.
255-286
226-255
5.2.2.3 The rotating frame hole (including the two holes of the coupling gear and the planetary wheel shaft) and the shaft matching seat bubble beat whole, the plate out of the chainless shaft feeder shaft diameter coaxial should meet the requirements of Table 15. 15
The result is poor
5. 2. 2. 4
>5()-120)
>[2U-75U
Parallelism tolerance of a planetary gear shaft to the reference axis of the rotating frame: Parallelism tolerance of X-axis line:
>511-5
Parallelism tolerance of Y-axis line:
JB/T9043.1—1999
Combined
Where: Tolerance value Table 13L-Planetary gear shaft span, m1;
-Planetary gear width: mm1,
5.2.2.5~Distance limit deviation + perpendicularity tolerance as specified in Table 12 5.2.2.6 After T is met, a flat adjustment should be carried out. The small moment of balance of Xue Ben is 12×105G, N·m (G is the weight of the rotating frame) 5.2.3 Gears, sun gear: planetary gear, inner gear, upper gear, shaft 5.2.3.1 Gears, sun gear, planetary gear, inner gear, shaft and other slow parts, materials and heat treatment, mechanical design can meet the requirements of Table 16: It is allowed to use materials with mechanical properties not less than ten, carbon-free, the inner surface has a hardened layer after blasting, and the detection depth is (0.2·heart 25) m. Tooth blood is not allowed to have high-speed fire and wear cracking, || t t||20C.rMnTi
20CrNi3MfoA
ITCrNiMOG
Heat treatment
According to the requirements of embedding, translation
fire, homogeneous
Deyan, Ze
fire, return
light carbon,
fire, and method
field performance
gear is connected with the 6th grade precision of GB10095, and the tolerance value is in accordance with the provisions of 9: 5. 2.3. 2
5, 2. 3. 3
5. 2. 3, 4
. The shaft letter of the bearing matching table needs to focus on the surface, and the end face of the hollow part should be straightened according to the requirements of 10. 35-42
The full vibration tolerance of the two bearings of the gear shaft and the round runout and vibration tolerance of the high-speed and low-speed rotating frame should be in accordance with 5.2.3.5 of 1! The internal gear and high-speed shaft shall use 42CMu or materials with mechanical properties not lower than it, and the floating gear shall use 60512Mn or materials with mechanical properties lower than it. The mechanical properties shall comply with the provisions of Table 17. Heat-proof
42c'rMu
Economic tip, can be refractory
>100-300
262-302
229-269
a401RC5 Step gear tooth width coefficient 5
Where: 3 From the center of the gear, mm:
6 Gear micrometer, mm
In total, the planetary transmission is -0.45: flat shaft transmission gear 0.6:
Low reverse gear transmission with gear 6=8
4.6 Number of planetary gears: increasing=3
5 Technical requirements
5.1 Technical requirements
b,-5/a
5.1.1 The reducer shall comply with the requirements of this standard and be modified according to the specified specifications and documents. 5.1.2 Reduction microefficiency: single stage is not less than 98%, single stage and two stage efficiency is not less than +96%. 5.1.3 The speed of high-speed shaft shall not exceed 10001min6
JB 9043.1—1999
5.1.4 The working environment temperature of reducer is -40-43°C. When the temperature is lower than 8°C, a heating device shall be installed. When the temperature is higher than 35°C, a cooling device shall be installed. The speed reducer is used for both forward and reverse operation. 5.1.6 When the speed reducer is running under load, the temperature rise of the lubricating oil in the box shall not exceed 35°C: the temperature rise of the shaft assembly shall not exceed 40°C. 5.1.7 The noise level of the reducer during load operation shall not exceed 85dB(A), and the noise level of the reducer shall not exceed 0.2mLms. 5.1 The reducer must be operated under load before installation or after 4 hours of shutdown. Only after confirming that the noise level, vibration and lubrication are normal can it be loaded and used.
5.2 Technical requirements for the manufacture of main transformers
6.2.1 Machine body, machine
5.2.1.1 The difference between the machine body and machine cover is lower than the HT200 performance requirements specified in GRT9439. 5.2.1.2 The machine body and machine cover are rough. Add a piece of bottom to prepare aging wire 5.2.1.3 The machine body, frame, machine benefit and gear interconnection parts and bearings, the machine of each hole matching the internal gear! T evil rate: a) The end of the internal gear shoulder is in accordance with the 7th grade standard of T10095, and the tolerance value should be specified in Table 9: Table 9
Selection
6 Cotton tolerance
7th grade run tolerance value
-125-400
400-800
h1 The end face vertical tolerance value of the auxiliary hole baffle room should be in accordance with the provisions of Table 10; Table 10
Vertical Tolerance
>43-63
>63-100
>10G~160
>160~250
>800~1503
>256-400
5400-630
>1600-250m
63-1000
The axiality, circular runout and total runout of each hole of the machine, frame and machine tool are in accordance with the 6-level sieve of GB/TI184: the same degree, return runout and total runout of the end hole are connected BT11 inclined 4 7 grade accuracy, tolerance value should be in accordance with the current provisions of the table: Table
Accuracy version
Main mathematical DL
Tolerance
>56-1zu
>12[-250
>snml-800
>800-12.50
>1250-2000
7KP type auxiliary hole center sub-limit deviation ± and should comply with the provisions of the 6 grade intercept of /T10095, tolerance value matching table:
Table 12
Pre-limited tolerance.
>120-[RO
>180-250
>250~315
>315--400
5.2.1.57KPXi axis parallelism of hole axis is measured at bearing span L1,>406-·500
>500-630
>630-8G0
Flatness tolerance in X oil line direction:
Flatness tolerance in Y beat line direction:
JI/T 9043.1-1999
In the formula:, shall comply with the 6 numerical values specified in GT10095, and the tolerance values are shown in Table 13; [Axle-to-axle distance, mm:
---wheel angle, mm,
Institute code
>40-100
5.2.1.6 The body and cover of the machine are not allowed to fall into the pool
5.2.2 Turntable (travel rack)
And the height
>1D0-160
>160-25D
>250 -400
General-grade turntables are made of 2G40r or mechanical frame: other materials, other turntables are made of 2 core 35rM core or random blocks 5.2.2, 1
The material with the performance not lower than 1, the plate performance should meet the requirements of Table 14: Table 4
Mechanical properties
2.G3.5C.Mo
zG4ncr
5. 2. 2. 2
Feng: 4
Heat treatment
: The deviation of the individual wheel blades is calculated by the following formula 3va
Center distance, mm
Planet shaft hole distance difference, mountain m.
255-286
226-255
5.2.2.3 The rotating frame hole (including the two holes of the coupling gear and the planetary wheel shaft) and the shaft matching seat bubble beat whole, the plate out of the chainless shaft feeder shaft diameter coaxial should meet the requirements of Table 15. 15
The result is poor
5. 2. 2. 4
>5()-120)
>[2U-75U
Parallelism tolerance of a planetary gear shaft to the reference axis of the rotating frame: Parallelism tolerance of X-axis line:
>511-5
Parallelism tolerance of Y-axis line:
JB/T9043.1—1999
Combined
Where: Tolerance value Table 13L-Planetary gear shaft span, m1;
-Planetary gear width: mm1,
5.2.2.5~Distance limit deviation + perpendicularity tolerance as specified in Table 12 5.2.2.6 After T is met, a flat adjustment should be carried out. The small moment of balance of Xue Ben is 12×105G, N·m (G is the weight of the rotating frame) 5.2.3 Gears, sun gear: planetary gear, inner gear, upper gear, shaft 5.2.3.1 Gears, sun gear, planetary gear, inner gear, shaft and other slow parts, materials and heat treatment, mechanical design can meet the requirements of Table 16: It is allowed to use materials with mechanical properties not less than ten, carbon-free, the inner surface has a hardened layer after blasting, and the detection depth is (0.2·heart 25) m. Tooth blood is not allowed to have high-speed fire and wear cracking, || t t||20C.rMnTi
20CrNi3MfoA
ITCrNiMOG
Heat treatment
According to the requirements of embedding, translation
fire, homogeneous
Deyan, Ze
fire, return
light carbon,
fire, and method
field performance
gear is connected with the 6th grade precision of GB10095, and the tolerance value is in accordance with the provisions of 9: 5. 2.3. 2
5, 2. 3. 3
5. 2. 3, 4
. The shaft letter of the bearing matching table needs to focus on the surface, and the end face of the hollow part should be straightened according to the requirements of 10. 35-42
The full vibration tolerance of the two bearings of the gear shaft and the round runout and vibration tolerance of the high-speed and low-speed rotating frame should be in accordance with 5.2.3.5 of 1! The internal gear and high-speed shaft shall use 42CMu or materials with mechanical properties not lower than it, and the floating gear shall use 60512Mn or materials with mechanical properties lower than it. The mechanical properties shall comply with the provisions of Table 17. Heat-proof
42c'rMu
Economic tip, can be refractory
>100-300
262-302
229-269
a401RC5 Step gear tooth width coefficient 5
Where: 3 From the center of the gear, mm:
6 Gear micrometer, mm
In total, the planetary transmission is -0.45: flat shaft transmission gear 0.6:
Low reverse gear transmission with gear 6=8
4.6 Number of planetary gears: increasing=3
5 Technical requirements
5.1 Technical requirements
b,-5/a
5.1.1 The reducer shall comply with the requirements of this standard and be modified according to the specified specifications and documents. 5.1.2 Reduction microefficiency: single stage is not less than 98%, single stage and two stage efficiency is not less than +96%. 5.1.3 The speed of high-speed shaft shall not exceed 10001min6
JB 9043.1—1999
5.1.4 The working environment temperature of reducer is -40-43°C. When the temperature is lower than 8°C, a heating device shall be installed. When the temperature is higher than 35°C, a cooling device shall be installed. The speed reducer is used for both forward and reverse operation. 5.1.6 When the speed reducer is running under load, the temperature rise of the lubricating oil in the box shall not exceed 35°C: the temperature rise of the shaft assembly shall not exceed 40°C. 5.1.7 The noise level of the reducer during load operation shall not exceed 85dB(A), and the noise level of the reducer shall not exceed 0.2mLms. 5.1 The reducer must be operated under load before installation or after 4 hours of shutdown. Only after confirming that the noise level, vibration and lubrication are normal can it be loaded and used.
5.2 Technical requirements for the manufacture of main transformers
6.2.1 Machine body, machine
5.2.1.1 The difference between the machine body and machine cover is lower than the HT200 performance requirements specified in GRT9439. 5.2.1.2 The machine body and machine cover are rough. Add a piece of bottom to prepare aging wire 5.2.1.3 The machine body, frame, machine benefit and gear interconnection parts and bearings, the machine of each hole matching the internal gear! T evil rate: a) The end of the internal gear shoulder is in accordance with the 7th grade standard of T10095, and the tolerance value should be specified in Table 9: Table 9
Selection
6 Cotton tolerance
7th grade run tolerance value
-125-400
400-800
h1 The end face vertical tolerance value of the auxiliary hole baffle room should be in accordance with the provisions of Table 10; Table 10
Vertical Tolerance
>43-63
>63-100
>10G~160
>160~250
>800~1503
>256-400
5400-630
>1600-250m
63-1000
The axiality, circular runout and total runout of each hole of the machine, frame and machine tool are in accordance with the 6-level sieve of GB/TI184: the same degree, return runout and total runout of the end hole are connected BT11 inclined 4 7 grade accuracy, tolerance value should be in accordance with the current provisions of the table: Table
Accuracy version
Main mathematical DL
Tolerance
>56-1zu
>12[-250
>snml-800
>800-12.50
>1250-2000
7KP type auxiliary hole center sub-limit deviation ± and should comply with the provisions of the 6 grade intercept of /T10095, the tolerance value is matched with the table:
Table 12 www.bzxz.net
Pre-limited tolerance.
>120-[RO
>180-250
>250~315
>315--400
5.2.1.57KPXi axis parallelism of hole axis is measured at bearing span L1,>406-·500
>500-630
>630-8G0
Flatness tolerance in X oil line direction:
Flatness tolerance in Y beat line direction:
JI/T 9043.1-1999
In the formula:, shall comply with the 6 numerical values specified in GT10095, and the tolerance values are shown in Table 13; [Axle-to-axle distance, mm:
---wheel angle, mm,
Institute code
>40-100
5.2.1.6 The body and cover of the machine are not allowed to fall into the pool
5.2.2 Turntable (travel rack)
And the height
>1D0-160
>160-25D
>250 -400
General-grade turntables are made of 2G40r or mechanical frame: other materials, other turntables are made of 2 core 35rM core or random blocks 5.2.2, 1
The material with the performance not lower than 1, the plate performance should meet the requirements of Table 14: Table 4
Mechanical properties
2.G3.5C.Mo
zG4ncr
5. 2. 2. 2
Feng: 4
Heat treatment
: The deviation of the individual wheel blades is calculated by the following formula 3va
Center distance, mm
Planet shaft hole distance difference, mountain m.
255-286
226-255
5.2.2.3 The rotating frame hole (including the two holes of the coupling gear and the planetary wheel shaft) and the shaft matching seat bubble beat whole, the plate out of the chainless shaft feeder shaft diameter coaxial should meet the requirements of Table 15. 15
The result is poor
5. 2. 2. 4
>5()-120)
>[2U-75U
Parallelism tolerance of a planetary gear shaft to the reference axis of the rotating frame: Parallelism tolerance of X-axis line:
>511-5
Parallelism tolerance of Y-axis line:
JB/T9043.1—1999
Combined
Where: Tolerance value Table 13L-Planetary gear shaft span, m1;
-Planetary gear width: mm1,
5.2.2.5~Distance limit deviation + perpendicularity tolerance as specified in Table 12 5.2.2.6 After T is met, a flat adjustment should be carried out. The small moment of balance of Xue Ben is 12×105G, N·m (G is the weight of the rotating frame) 5.2.3 Gears, sun gear: planetary gear, inner gear, upper gear, shaft 5.2.3.1 Gears, sun gear, planetary gear, inner gear, shaft and other slow parts, materials and heat treatment, mechanical design can meet the requirements of Table 16: It is allowed to use materials with mechanical properties not less than ten, carbon-free, the inner surface has a hardened layer after blasting, and the detection depth is (0.2·heart 25) m. Tooth blood is not allowed to have high-speed fire and wear cracking, || t t||20C.rMnTi
20CrNi3MfoA
ITCrNiMOG
Heat treatment
According to the requirements of embedding, translation
fire, homogeneous
Deyan, Ze
fire, back
light carbon,
fire, and method
field performance
gear is connected with the 6th grade precision of GB10095, and the tolerance value is in accordance with the provisions of 9: 5. 2.3. 2
5, 2. 3. 3
5. 2. 3, 4
. The shaft letter of the bearing matching table needs to focus on the surface, and the end face of the hollow part should be in accordance with the requirements of 10. 35-42
The full vibration tolerance of the two bearings of the gear shaft and the round runout and vibration tolerance of the high-speed and low-speed rotating frame should be in accordance with 5.2.3.5 of 1! The internal gear and high-speed shaft shall use 42CMu or materials with mechanical properties not lower than it, and the floating gear shall use 60512Mn or materials with mechanical properties lower than it, and the mechanical properties shall comply with the provisions of Table 17. Heat-proof
42c'rMu
Economic tip, can be refractory
>100-300
262-302
229-269
a401RC4.1 The working environment temperature of the reducer is -40-43°C. When the temperature is lower than 8°C, a heating device must be installed. When the temperature is higher than 35°C, a cooling device must be installed. The speed reducer is used for both forward and reverse operation. 5.1.6 When the speed reducer is running under load, the temperature rise of the lubricating oil in the box shall not exceed 35°C; the temperature rise of the shaft assembly shall not exceed 40°C. 5.1.7 The noise level of the reducer during load operation shall not exceed 85dB(A), and the noise level of the reducer shall not exceed 0.2mLms. 5.1 The reducer must be operated under load before installation or after 4 hours of shutdown. Only after confirming that the noise level, vibration and lubrication are normal can it be loaded and used.
5.2 Technical requirements for the manufacture of main transformers
6.2.1 Machine body, machine
5.2.1.1 The difference between the machine body and machine cover is lower than the HT200 performance requirements specified in GRT9439. 5.2.1.2 The machine body and machine cover are rough. Add a piece of bottom to prepare aging wire 5.2.1.3 The machine body, frame, machine benefit and gear interconnection parts and bearings, the machine of each hole matching the internal gear! T evil rate: a) The end of the internal gear shoulder is in accordance with the 7th grade standard of T10095, and the tolerance value should be specified in Table 9: Table 9
Selection
6 Cotton tolerance
7th grade clearance tolerance value
-125-400
400-800
h1 The end face vertical tolerance value of the auxiliary hole baffle room should be in accordance with the provisions of Table 10; Table 10
Verticality Tolerance
>43-63
>63-100
>10G~160
>160~250
>800~1503
>256-400
5400-630
>1600-250m
63-1000
The axiality, circular runout and total runout of each hole of the machine, frame and machine tool are in accordance with the 6-level sieve of GB/TI184: the same degree, return runout and total runout of the end hole are connected BT11 inclined 4 7 grade accuracy, tolerance value should be in accordance with the current provisions of the table: Table
Accuracy version
Main mathematical DL
Tolerance
>56-1zu
>12[-250
>snml-800
>800-12.50
>1250-2000
7KP type auxiliary hole center sub-limit deviation ± and should comply with the provisions of the 6 grade intercept of /T10095, tolerance value matching table:
Table 12
Pre-limited tolerance.
>120-[RO
>180-250
>250~315
>315--400
5.2.1.57KPXi axis parallelism of hole axis is measured at bearing span L1,>406-·500
>500-630
>630-8G0
Flatness tolerance in X oil line direction:
Flatness tolerance in Y beat line direction:
JI/T 9043.1-1999
In the formula:, shall comply with the 6 numerical values specified in GT10095, and the tolerance values are shown in Table 13; [Axle-to-axle distance, mm:
---wheel angle, mm,
Institute code
>40-100
5.2.1.6 The body and cover of the machine are not allowed to fall into the pool
5.2.2 Turntable (travel rack)
And the height
>1D0-160
>160-25D
>250 -400
General-grade turntables are made of 2G40r or mechanical frame: other materials, other turntables are made of 2 core 35rM core or random blocks 5.2.2, 1
The material with the performance not lower than 1, the plate performance should meet the requirements of Table 14: Table 4
Mechanical properties
2.G3.5C.Mo
zG4ncr
5. 2. 2. 2
Feng: 4
Heat treatment
: The deviation of the individual wheel blades is calculated by the following formula 3va
Center distance, mm
Planet shaft hole distance difference, mountain m.
255-286
226-255
5.2.2.3 The rotating frame hole (including the two holes of the coupling gear and the planetary wheel shaft) and the shaft matching seat bubble beat whole, the plate out of the chainless shaft feeder shaft diameter coaxial should meet the requirements of Table 15. 15
The result is poor
5. 2. 2. 4
>5()-120)
>[2U-75U
Parallelism tolerance of a planetary gear shaft to the reference axis of the rotating frame: Parallelism tolerance of X-axis line:
>511-5
Parallelism tolerance of Y-axis line:
JB/T9043.1—1999
Combined
Where: Tolerance value Table 13L-Planetary gear shaft span, m1;
-Planetary gear width: mm1,
5.2.2.5~Distance limit deviation + perpendicularity tolerance as specified in Table 12 5.2.2.6 After T is met, a flat adjustment should be carried out. The small moment of balance of Xue Ben is 12×105G, N·m (G is the weight of the rotating frame) 5.2.3 Gears, sun gear: planetary gear, inner gear, upper gear, shaft 5.2.3.1 Gears, sun gear, planetary gear, inner gear, shaft and other slow parts, materials and heat treatment, mechanical design can meet the requirements of Table 16: It is allowed to use materials with mechanical properties not less than ten, carbon-free, the inner surface has a hardened layer after blasting, and the detection depth is (0.2·heart 25) m. Tooth blood is not allowed to have high-speed fire and wear cracking, || t t||20C.rMnTi
20CrNi3MfoA
ITCrNiMOG
Heat treatment
According to the requirements of embedding, translation
fire, homogeneous
Deyan, Ze
fire, return
light carbon,
fire, and method
field performance
gear is connected with the 6th grade precision of GB10095, and the tolerance value is in accordance with the provisions of 9: 5. 2.3. 2
5, 2. 3. 3
5. 2. 3, 4
. The shaft letter of the bearing matching table needs to focus on the surface, and the end face of the hollow part should be straightened according to the requirements of 10. 35-42
The full vibration tolerance of the two bearings of the gear shaft and the round runout and vibration tolerance of the high-speed and low-speed rotating frame should be in accordance with 5.2.3.5 of 1! The internal gear and high-speed shaft shall use 42CMu or materials with mechanical properties not lower than it, and the floating gear shall use 60512Mn or materials with mechanical properties lower than it. The mechanical properties shall comply with the provisions of Table 17. Heat-proof
42c'rMu
Economic tip, can be refractory
>100-300
262-302
229-269
a401RC4.1 The working environment temperature of the reducer is -40-43°C. When the temperature is lower than 8°C, a heating device must be installed. When the temperature is higher than 35°C, a cooling device must be installed. The speed reducer is used for both forward and reverse operation. 5.1.6 When the speed reducer is running under load, the temperature rise of the lubricating oil in the box shall not exceed 35°C; the temperature rise of the shaft assembly shall not exceed 40°C. 5.1.7 The noise level of the reducer during load operation shall not exceed 85dB(A), and the noise level of the reducer shall not exceed 0.2mLms. 5.1 The reducer must be operated under load before installation or after 4 hours of shutdown. Only after confirming that the noise level, vibration and lubrication are normal can it be loaded and used.
5.2 Technical requirements for the manufacture of main transformers
6.2.1 Machine body, machine
5.2.1.1 The difference between the machine body and machine cover is lower than the HT200 performance requirements specified in GRT9439. 5.2.1.2 The machine body and machine cover are rough. Add a piece of bottom to prepare aging wire 5.2.1.3 The machine body, frame, machine benefit and gear interconnection parts and bearings, the machine of each hole matching the internal gear! T evil rate: a) The end of the internal gear shoulder is in accordance with the 7th grade standard of T10095, and the tolerance value should be specified in Table 9: Table 9
Selection
6 Cotton tolerance
7th grade run tolerance value
-125-400
400-800
h1 The end face vertical tolerance value of the auxiliary hole baffle room should be in accordance with the provisions of Table 10; Table 10
Vertical Tolerance
>43-63
>63-100
>10G~160
>160~250
>800~1503
>256-400
5400-630
>1600-250m
63-1000
The axiality, circular runout and total runout of each hole of the machine, frame and machine tool are in accordance with the 6-level sieve of GB/TI184: the same degree, return runout and total runout of the end hole are connected BT11 inclined 4 7 grade accuracy, tolerance value should be in accordance with the current provisions of the table: Table
Accuracy version
Main mathematical DL
Tolerance
>56-1zu
>12[-250
>snml-800
>800-12.50
>1250-2000
7KP type auxiliary hole center sub-limit deviation ± and should comply with the provisions of the 6 grade intercept of /T10095, tolerance value matching table:
Table 12
Pre-limited tolerance.
>120-[RO
>180-250
>250~315
>315--400
5.2.1.57KPXi axis parallelism of hole axis is measured at bearing span L1,>406-·500
>500-630
>630-8G0
Flatness tolerance in X oil line direction:
Flatness tolerance in Y beat line direction:
JI/T 9043.1-1999
In the formula:, shall comply with the 6 numerical values specified in GT10095, and the tolerance values are shown in Table 13; [Axle-to-axle distance, mm:
---wheel angle, mm,
Institute code
>40-100
5.2.1.6 The body and cover of the machine are not allowed to fall into the pool
5.2.2 Turntable (travel rack)
And the height
>1D0-160
>160-25D
>250 -400
General-grade turntables are made of 2G40r or mechanical frame: other materials, other turntables are made of 2 core 35rM core or random blocks 5.2.2, 1
The material with the performance not lower than 1, the plate performance should meet the requirements of Table 14: Table 4
Mechanical properties
2.G3.5C.Mo
zG4ncr
5. 2. 2. 2
Feng: 4
Heat treatment
: The deviation of the individual wheel blades is calculated by the following formula 3va
Center distance, mm
Planet shaft hole distance difference, mountain m.
255-286
226-255
5.2.2.3 The rotating frame hole (including the two holes of the coupling gear and the planetary wheel shaft) and the shaft matching seat bubble beat whole, the plate out of the chainless shaft feeder shaft diameter coaxial should meet the requirements of Table 15. 15
The result is poor
5. 2. 2. 4
>5()-120)
>[2U-75U
Parallelism tolerance of a planetary gear shaft to the reference axis of the rotating frame: Parallelism tolerance of X-axis line:
>511-5
Parallelism tolerance of Y-axis line:
JB/T9043.1—1999
Combined
Where: Tolerance value Table 13L-Planetary gear shaft span, m1;
-Planetary gear width: mm1,
5.2.2.5~Distance limit deviation + perpendicularity tolerance as specified in Table 12 5.2.2.6 After T is met, a flat adjustment should be carried out. The small moment of balance of Xue Ben is 12×105G, N·m (G is the weight of the rotating frame) 5.2.3 Gears, sun gear: planetary gear, inner gear, upper gear, shaft 5.2.3.1 Gears, sun gear, planetary gear, inner gear, shaft and other slow parts, materials and heat treatment, mechanical design can meet the requirements of Table 16: It is allowed to use materials with mechanical properties not less than ten, carbon-free, the inner surface has a hardened layer after blasting, and the detection depth is (0.2·heart 25) m. Tooth blood is not allowed to have high-speed fire and wear cracking, || t t||20C.rMnTi
20CrNi3MfoA
ITCrNiMOG
Heat treatment
According to the requirements of embedding, translation
fire, homogeneous
Deyan, Ze
fire, back
light carbon,
fire, and method
field performance
gear is connected with the 6th grade precision of GB10095, and the tolerance value is in accordance with the provisions of 9: 5. 2.3. 2
5, 2. 3. 3
5. 2. 3, 4
. The shaft letter of the bearing matching table needs to focus on the surface, and the end face of the hollow part should be in accordance with the requirements of 10. 35-42
The full vibration tolerance of the two bearings of the gear shaft and the round runout and vibration tolerance of the high-speed and low-speed rotating frame should be in accordance with 5.2.3.5 of 1! The internal gear and high-speed shaft shall use 42CMu or materials with mechanical properties not lower than it, and the floating gear shall use 60512Mn or materials with mechanical properties lower than it, and the mechanical properties shall comply with the provisions of Table 17. Heat-proof
42c'rMu
Economic tip, can be refractory
>100-300
262-302
229-269
a401RC3 The machine body, frame, machine gear, interconnected parts and bearings, the machine of each hole matching the internal gear! T error rate: a) The end of the internal gear shoulder should be in accordance with the 7th grade standard of T10095, and the tolerance value should be specified in Table 9: Table 9
Selection
6 Cotton tolerance
7th grade run tolerance value
-125-400
400-800
h1 The end face vertical tolerance value of the auxiliary hole baffle should be in accordance with the provisions of Table 10 ; Table 10
Vertical tolerance
>43-63
>63-100
>10G~160
>160~250
>800~1503
>256-400
5400-630
>1600-250m|| tt||63-1000
The axiality, circular runout and total runout of each hole of the machine, frame and machine tool shall be in accordance with the 6-level screen of GB/TI184: the axiality, circular runout and total runout of the end hole shall be in accordance with the 7-level accuracy of BT11 inclined 4, and the tolerance values shall be in accordance with the current provisions in the table: Table
Accuracy level
Main mathematical DL
Tolerance
>56-1zu
>12[-250
>snml-800
>800-12.50
>1250-2000
The sub-limit deviation ± of the center of the 7KP auxiliary hole shall comply with the provisions of the 6-level screen of GB/T10095, and the tolerance values shall be in accordance with the table:
Table 12
Pre-limited tolerance.
>120-[RO
>180-250
>250~315
>315--400
5.2.1.57KPXi axis parallelism of hole axis is measured at bearing span L1,>406-·500
>500-630
>630-8G0
Flatness tolerance in X oil line direction:
Flatness tolerance in Y beat line direction:
JI/T 9043.1-1999
In the formula:, shall comply with the 6 numerical values specified in GT10095, and the tolerance values are shown in Table 13; [Axle-to-axle distance, mm:
---wheel angle, mm,
Institute code
>40-100
5.2.1.6 The body and cover of the machine are not allowed to fall into the pool
5.2.2 Turntable (travel rack)
And the height
>1D0-160
>160-25D
>250 -400
General-grade turntables are made of 2G40r or mechanical frame: other materials, other turntables are made of 2 core 35rM core or random blocks 5.2.2, 1
The material with the performance not lower than 1, the plate performance should meet the requirements of Table 14: Table 4
Mechanical properties
2.G3.5C.Mo
zG4ncr
5. 2. 2. 2
Feng: 4
Heat treatment
: The deviation of the individual wheel blades is calculated by the following formula 3va
Center distance, mm
Planet shaft hole distance difference, mountain m.
255-286
226-255
5.2.2.3 The rotating frame hole (including the two holes of the coupling gear and the planetary wheel shaft) and the shaft matching seat bubble beat whole, the plate out of the chainless shaft feeder shaft diameter coaxial should meet the requirements of Table 15. 15
The result is poor
5. 2. 2. 4
>5()-120)
>[2U-75U
Parallelism tolerance of a planetary gear shaft to the reference axis of the rotating frame: Parallelism tolerance of X-axis line:
>511-5
Parallelism tolerance of Y-axis line:
JB/T9043.1—1999
Combined
Where: Tolerance value Table 13L-Planetary gear shaft span, m1;
-Planetary gear width: mm1,
5.2.2.5~Distance limit deviation + perpendicularity tolerance as specified in Table 12 5.2.2.6 After T is met, a flat adjustment should be carried out. The small moment of balance of Xue Ben is 12×105G, N·m (G is the weight of the rotating frame) 5.2.3 Gears, sun gear: planetary gear, inner gear, upper gear, shaft 5.2.3.1 Gears, sun gear, planetary gear, inner gear, shaft and other slow parts, materials and heat treatment, mechanical design can meet the requirements of Table 16: It is allowed to use materials with mechanical properties not less than ten, carbon-free, the inner surface has a hardened layer after blasting, and the detection depth is (0.2·heart 25) m. Tooth blood is not allowed to have high-speed fire and wear cracking, || t t||20C.rMnTi
20CrNi3MfoA
ITCrNiMOG
Heat treatment
According to the requirements of embedding, translation
fire, homogeneous
Deyan, Ze
fire, back
light carbon,
fire, and method
field performance
gear is connected with the 6th grade precision of GB10095, and the tolerance value is in accordance with the provisions of 9: 5. 2.3. 2
5, 2. 3. 3
5. 2. 3, 4
. The shaft letter of the bearing matching table needs to focus on the surface, and the end face of the hollow part should be in accordance with the requirements of 10. 35-42
The full vibration tolerance of the two bearings of the gear shaft and the round runout and vibration tolerance of the high-speed and low-speed rotating frame should be in accordance with 5.2.3.5 of 1! The internal gear and high-speed shaft shall use 42CMu or materials with mechanical properties not lower than it, and the floating gear shall use 60512Mn or materials with mechanical properties lower than it. The mechanical properties shall comply with the provisions of Table 17. Heat-proof
42c'rMu
Economic tip, can be refractory
>100-300
262-302
229-269
a401RC3 The machine body, frame, machine gear, interconnected parts and bearings, the machine of each hole matching the internal gear! T rate: a) The end of the internal gear shoulder should be in accordance with the 7th grade standard of T10095, and the tolerance value should be specified in Table 9: Table 9
Selection
6 Cotton tolerance
7th grade run tolerance value
-125-400
400-800
h1 The end face vertical tolerance value of the auxiliary hole baffle should be in accordance with the provisions of Table 10 ; Table 10
Vertical tolerance
>43-63
>63-100
>10G~160
>160~250
>800~1503
>256-400
5400-630
>1600-250m|| tt||63-1000
The axiality, circular runout and total runout of each hole of the machine, frame and machine tool shall be in accordance with the 6-grade screen of GB/TI184: the axiality, circular runout and total runout of the end hole shall be in accordance with the 7-grade accuracy of BT11 inclined 4, and the tolerance values shall be in accordance with the current provisions in the table: Table
Accuracy level
Main mathematical DL
Tolerance
>56-1zu
>12[-250
>snml-800
>800-12.50
>1250-2000
The sub-limit deviation ± of the center of the 7KP auxiliary hole shall comply with the provisions of the 6-grade screen of GB/T10095, and the tolerance values shall be in accordance with the table:
Table 12
Pre-limited tolerance.
>120-[RO
>180-250
>250~315
>315--400
5.2.1.57KPXi axis parallelism of hole axis is measured at bearing span L1,>406-·500
>500-630
>630-8G0
Flatness tolerance in X oil line direction:
Flatness tolerance in Y beat line direction:
JI/T 9043.1-1999
In the formula:, shall comply with the 6 numerical values specified in GT10095, and the tolerance values are shown in Table 13; [Axle-to-axle distance, mm:
---wheel angle, mm,
Institute code
>40-100
5.2.1.6 The body and cover of the machine are not allowed to fall into the pool
5.2.2 Turntable (travel rack)
And the height
>1D0-160
>160-25D
>250 -400
General-grade turntables are made of 2G40r or mechanical frame: other materials, other turntables are made of 2 core 35rM core or random blocks 5.2.2, 1
The material with the performance not lower than 1, the plate performance should meet the requirements of Table 14: Table 4
Mechanical properties
2.G3.5C.Mo
zG4ncr
5. 2. 2. 2
Feng: 4
Heat treatment
: The deviation of the individual wheel blades is calculated by the following formula 3va
Center distance, mm
Planet shaft hole distance difference, mountain m.
255-286
226-255
5.2.2.3 The rotating frame hole (including the two holes of the coupling gear and the planetary wheel shaft) and the shaft matching seat bubble beat whole, the plate out of the chainless shaft feeder shaft diameter coaxial should meet the requirements of Table 15. 15
The result is poor
5. 2. 2. 4
>5()-120)
>[2U-75U
Parallelism tolerance of a planetary gear shaft to the reference axis of the rotating frame: Parallelism tolerance of X-axis line:
>511-5
Parallelism tolerance of Y-axis line:
JB/T9043.1—1999
Combined
Where: Tolerance value Table 13L-Planetary gear shaft span, m1;
-Planetary gear width: mm1,
5.2.2.5~Distance limit deviation + perpendicularity tolerance as specified in Table 12 5.2.2.6 After T is met, a flat adjustment should be carried out. The small moment of balance of Xue Ben is 12×105G, N·m (G is the weight of the rotating frame) 5.2.3 Gears, sun gear: planetary gear, inner gear, upper gear, shaft 5.2.3.1 Gears, sun gear, planetary gear, inner gear, shaft and other slow parts, materials and heat treatment, mechanical design can meet the requirements of Table 16: It is allowed to use materials with mechanical properties not less than ten, carbon-free, the inner surface has a hardened layer after blasting, and the detection depth is (0.2·heart 25) m. Tooth blood is not allowed to have high-speed fire and wear cracking, || t t||20C.rMnTi
20CrNi3MfoA
ITCrNiMOG
Heat treatment
According to the requirements of embedding, translation
fire, homogeneous
Deyan, Ze
fire, back
light carbon,
fire, and method
field performance
gear is connected with the 6th grade precision of GB10095, and the tolerance value is in accordance with the provisions of 9: 5. 2.3. 2
5, 2. 3. 3
5. 2. 3, 4
. The shaft letter of the bearing matching table needs to focus on the surface, and the end face of the hollow part should be in accordance with the requirements of 10. 35-42
The full vibration tolerance of the two bearings of the gear shaft and the round runout and vibration tolerance of the high-speed and low-speed rotating frame should be in accordance with 5.2.3.5 of 1! The internal gear and high-speed shaft shall use 42CMu or materials with mechanical properties not lower than it, and the floating gear shall use 60512Mn or materials with mechanical properties lower than it, and the mechanical properties shall comply with the provisions of Table 17. Heat-proof
42c'rMu
Economic tip, can be refractory
>100-300
262-302
229-269
a401RC2 Rotary rack (volume rack)
and degree
>1D0-160
>160-25D
>250 -400
The general rotary rack adopts 2G40r or mechanical properties: other materials, the rotary rack adopts 2 core 35rM core or random block 5.2.2, 1
performance should not be lower than 1 material, the machine plate performance should meet the requirements of Table 14: Table 4
mechanical properties exceed
2.G3.5C.Mo
zG4ncr
5. 2. 2. 2
Feng: 4
Heat treatment
: The deviation of the individual wheel blades is calculated by the following formula 3va
Center distance, mm
Planet shaft hole distance difference, m.
255-286
226-255
5.2.2.3 The rotating frame hole (including the coupling gear and the two holes of the planetary wheel shaft) and the shaft matching seat bubble beater, the disc out of the chainless shaft feeder shaft diameter coaxial should be in accordance with the provisions of Table 15. Loss 15
Result difference
5. 2. 2. 4
>5()-120)
>[2U-75U
Parallelism tolerance of a planetary gear shaft to the reference axis of the rotating frame: Parallelism tolerance of X-axis line:
>511-5
Parallelism tolerance of Y-axis line:
JB/T9043.1—1999
Combined
Where: Tolerance value Table 13L-Planetary gear shaft span, m1;
-Planetary gear width: mm1,
5.2.2.5~Distance limit deviation + perpendicularity tolerance as specified in Table 12 5.2.2.6 After T is met, a flat adjustment should be carried out. The small moment of balance of Xue Ben is 12×105G, N·m (G is the weight of the rotating frame) 5.2.3 Gears, sun gear: planetary gear, inner gear, upper gear, shaft 5.2.3.1 Gears, sun gear, planetary gear, inner gear, shaft and other slow parts, materials and heat treatment, mechanical design can meet the requirements of Table 16: It is allowed to use materials with mechanical properties not less than ten, carbon-free, the inner surface has a hardened layer after blasting, and the detection depth is (0.2·heart 25) m. Tooth blood is not allowed to have high-speed fire and wear cracking, || t t||20C.rMnTi
20CrNi3MfoA
ITCrNiMOG
Heat treatment
According to the requirements of embedding, translation
fire, homogeneous
Deyan, Ze
fire, return
light carbon,
fire, and method
field performance
gear is connected with the 6th grade precision of GB10095, and the tolerance value is in accordance with the provisions of 9: 5. 2.3. 2
5, 2. 3. 3
5. 2. 3, 4
. The shaft letter of the bearing matching table needs to focus on the surface, and the end face of the hollow part should be straightened according to the requirements of 10. 35-42
The full vibration tolerance of the two bearings of the gear shaft and the round runout and vibration tolerance of the high-speed and low-speed rotating frame should be in accordance with 5.2.3.5 of 1! The internal gear and high-speed shaft shall use 42CMu or materials with mechanical properties not lower than it, and the floating gear shall use 60512Mn or materials with mechanical properties lower than it. The mechanical properties shall comply with the provisions of Table 17. Heat-proof
42c'rMu
Economic tip, can be refractory
>100-300
262-302
229-269
a401RC2 Rotary rack (volume rack)
and degree
>1D0-160
>160-25D
>250 -400
The general rotary rack adopts 2G40r or mechanical properties: other materials, the rotary rack adopts 2 core 35rM core or random block 5.2.2, 1
performance should not be lower than 1 material, the machine plate performance should meet the requirements of Table 14: Table 4
mechanical properties exceed
2.G3.5C.Mo
zG4ncr
5. 2. 2. 2
Feng: 4
Heat treatment
: The deviation of the individual wheel blades is calculated by the following formula 3va
Center distance, mm
Planet shaft hole distance difference, m.
255-286
226-255
5.2.2.3 The rotating frame hole (including the coupling gear and the two holes of the planetary wheel shaft) and the shaft matching seat bubble beater, the disc out of the chainless shaft feeder shaft diameter coaxial should be in accordance with the provisions of Table 15. Loss 15
Result difference
5. 2. 2. 4
>5()-120)
>[2U-75U
Parallelism tolerance of a planetary gear shaft to the reference axis of the rotating frame: Parallelism tolerance of X-axis line:
>511-5
Parallelism tolerance of Y-axis line:
JB/T9043.1—1999
Combined
Where: Tolerance value Table 13L-Planetary gear shaft span, m1;
-Planetary gear width: mm1,
5.2.2.5~Distance limit deviation + perpendicularity tolerance as specified in Table 12 5.2.2.6 After T is met, a flat adjustment should be carried out. The small moment of balance of Xue Ben is 12×105G, N·m (G is the weight of the rotating frame) 5.2.3 Gears, sun gear: planetary gear, inner gear, upper gear, shaft 5.2.3.1 Gears, sun gear, planetary gear, inner gear, shaft and other slow parts, materials and heat treatment, mechanical design can meet the requirements of Table 16: It is allowed to use materials with mechanical properties not less than ten, carbon-free, the inner surface has a hardened layer after blasting, and the detection depth is (0.2·heart 25) m. Tooth blood is not allowed to have high-speed fire and wear cracking, || t t||20C.rMnTi
20CrNi3MfoA
ITCrNiMOG
Heat treatment
According to the requirements of embedding, translation
fire, homogeneous
Deyan, Ze
fire, back
light carbon,
fire, and method
field performance
gear is connected with the 6th grade precision of GB10095, and the tolerance value is in accordance with the provisions of 9: 5. 2.3. 2
5, 2. 3. 3
5. 2. 3, 4
. The shaft letter of the bearing matching table needs to focus on the surface, and the end face of the hollow part should be in accordance with the requirements of 10. 35-42
The full vibration tolerance of the two bearings of the gear shaft and the round runout and vibration tolerance of the high-speed and low-speed rotating frame should be in accordance with 5.2.3.5 of 1! The internal gear and high-speed shaft shall use 42CMu or materials with mechanical properties not lower than it, and the floating gear shall use 60512Mn or materials with mechanical properties lower than it. The mechanical properties shall comply with the provisions of Table 17. Heat-proof
42c'rMu
Economic tip, can be refractory
>100-300
262-302
229-269
a401RC
Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.